209946992

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{247579}}^1$

素因数の和:247640

約数の個数: 20

約数和(自身を含む): 414448920

約数和(自身を除く): 204501928

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 247579, 495158, 990316, 1980632, 3961264, 13121687, 26243374, 52486748, 104973496, 209946992]

約数ペア:

[(1, 209946992), (2, 104973496), (4, 52486748), (8, 26243374), (16, 13121687), (53, 3961264), (106, 1980632), (212, 990316), (424, 495158), (848, 247579)]